Home / 782,656.04-1,174,131.64-296,483.72

Finding the Fourth Proportional to 782,656.04, 1,174,131.64 and 296,483.72

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Solution

The fourth proportional to 782,656.04, 1,174,131.64 and 296,483.72 is: 444,781.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,656.04 : 1,174,131.64 = 296,483.72 : x
  2. Step 2: Convert to fraction form
    782,656.04/1,174,131.64 = 296,483.72/x
  3. Step 3: Cross multiply
    782,656.04x = 1,174,131.64 × 296,483.72
  4. Step 4: Simplify right side
    782,656.04x = 348,110,916,396.90
  5. Step 5: Solve for x
    x = 348,110,916,396.90/782,656.04
  6. Step 6: Final answer
    x = 444,781.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.